// map::insert
#include <iostream>
#include <vector>
using namespace std;

int main ()
{ 
  typedef vector<int> a;
  vector<a> b;
  b.resize(2);
  b[0].resize(2);
  b[1].resize(2);
  b[0][0] = 1;
  b[0][1] = 2;
  cout << b[0].size()  << endl;

}


